2.1 All about plants (life science)

adapted environment flower leaves nutrients prairie roots stem What did you learn?. Photo locators denoted as follows: Top T, Center C, Bottom B, Left L, Right R Background Bkgd Title Pa

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by Leslie Ann Rotsky

Scott Foresman Science 2.1

Genre Comprehension Skill Text Features Science Content

• Labels

• Glossary

Plants

ISBN 0-328-13769-3 ì<(sk$m)=bdhgjf< +^-Ä-U-Ä-U

Life Science

Scott Foresman Science 2.1

Genre Comprehension Skill Text Features Science Content

• Labels

• Glossary

Plants

ISBN 0-328-13769-3 ì<(sk$m)=bdhgjf< +^-Ä-U-Ä-U

Life Science

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adapted

environment

flower

leaves

nutrients

prairie

roots

stem

What did you learn?

1 What are the four parts of a plant?

2 What are two groups of plants?

about ways plants are adapted to their environments Write to explain two of these ways Use words from the book as you write.

put a plant in a very dark room without any windows?

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ISBN: 0-328-13769-3

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All About Plants

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What are the parts

of a plant?

Plants need water, air, and sun

Plants need space

Plants need nutrients

Nutrients are the food that living things

need to grow

Plants get nutrients from soil and water.

Plant Parts

Plants have four parts

The parts are the roots, stem, leaves, and flowers

These parts help the plant get what it needs

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Roots grow into the soil

Roots hold a plant in place

Roots take water and nutrients from the

soil to the stem.

The stem takes water and nutrients to

the leaves

The stem holds up the plant.

Leaves use sunlight, air, and water to

make food for the plant

Many plants have flowers

A flower makes seeds

Seeds make new plants.

Roots

Stem

Leaves

Flower

Seeds

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How are seeds scattered?

Plants grow from seeds

When seeds are spread out, they have

room to grow

Scatter means to spread out.

The fruits of a maple tree

look like wings This shape

helps them scatter.

The fruits of a water lily have seeds The fruits float on water.

Fruits cover seeds

Fruits keep seeds safe

Fruits help scatter seeds

Some fruits travel by air or water

Some fruits get stuck on animals

Animals carry seeds to new places.

Burrs are fruits They hook onto animals This dog will help scatter the seeds in these burrs.

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How are plants grouped?

One group of plants has flowers

The other group of plants does not

have flowers.

Plants with flowers grow in many places

They can grow in gardens, fields, or deserts.

Trees are plants

Some trees have flowers

Peach trees grow flowers

The flowers make peaches

Peaches are fruits

Fruits cover peach seeds and keep them safe.

A cactus grows in the desert

It has flowers that make seeds

New cactus plants grow from

the seeds

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Plants without Flowers

Some plants do not have flowers

Some plants have cones

The seeds grow inside the cones

The cone opens and seeds fall out

The seeds grow into new trees.

Ferns do not have flowers

Ferns do not make seeds

Ferns have leaves, roots, and stems.

Pine trees have cones with seeds Ferns live in warm, shady, wet places

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How are some woodland

plants adapted?

Living things have adapted, or changed,

to live in many places

An environment is a place with living and

nonliving things.

A woodland is a kind of environment

Pine trees are adapted to the cold.

Maple trees are adapted to warm summers and cold winters

Maple trees have big, flat leaves

These leaves drop off in the fall

This helps the tree store water for the winter.

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Plants that Live Near Water

Some plants in a woodland environment

live near water

These plants are adapted to live where

it is wet.

This red plant is called a cardinal plant

Its roots are adapted to get nutrients

sharp hairs to help keep

it safe from animals that want to eat it.

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How are some prairie plants

adapted?

Many plants live in a prairie environment

A prairie has lots of grass and few trees.

Many prairies have hot summers with

little rain

Some prairie plants are adapted to

hold water

This helps when it does not rain.

Prairie grasses have small leaves that help hold water.

Prairie smoke has fuzz that traps air The air helps the plant hold water.

Goldenrod plants have stiff stems and leaves This helps the plants keep the water they need to live.

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How are some desert plants

adapted?

Many deserts are sunny and hot all day

Deserts can be cool at night

Deserts get little rain.

Some desert plants are adapted to hold

water for a long time.

The octopus tree has short leaves and long spines

The spines keep the plant

The saguaro cactus has a long, thick stem The stem holds water.

Some leaves on a desert

almond stay out of the

sun These leaves can

hold water in the plant.

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How are some marsh

plants adapted?

A marsh is a wet environment

Many plants grow in a marsh.

The soil in a marsh may not

have many nutrients

Plants in a marsh get nutrients

in other ways.

A venus’s flytrap also gets some nutrients from insects.

A sundew plant has hairs that trap insects The plant gets some nutrients from the insects.

Cattails grow in wet

soil They are adapted

to get nutrients from

water in the soil.

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Plants are adapted to their environments

Plants live in many kinds of places.

Every plant needs food, water, air, and sunlight to grow!

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Glossary

certain environment

environment a kind of place with living and

nonliving things

seeds or fruit

the stem of a plant

grow

grass, and a few trees

the ground

up from the ground

Vocabulary